设计模式学习笔记--观察者模式

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Observer
{
class Program
{
static void Main(string[] args)
{
Boss huhansan = new Boss();

StockObserver stockObserver = new StockObserver("魏关姹",huhansan);
NBAObserver nbaObserver = new NBAObserver("易管查",huhansan);

huhansan.Update += new EventHandler(stockObserver.CloseStockMarket);
huhansan.Update += new EventHandler(nbaObserver.CloseNBADirectSeeding);

huhansan.SubjectState = "我胡汉三回来了！";
huhansan.Notify();
}
}
}